Portion of an insole



FIG. 1 is a perspective view of a portion of an insole showing our newdesign;

FIG. 2 is an enlarged perspective view of an encircled portion, FIG. 2in FIG. 1;

FIG. 3 is an enlarged cross sectional view taken along line 3-3 in FIG.1;

FIG. 4 is an enlarged perspective view of an encircled portion, FIG. 4in FIG. 1;

FIG. 5 is an enlarged cross sectional view taken along line 5-5 in FIG.1;

FIG. 6 is an enlarged cross sectional view taken along line 6-6 in FIG.1;

FIG. 7 is a bottom view of FIG. 1;

FIG. 8 is a side view thereof;

FIG. 9 is an opposite side view thereof;

FIG. 10 is a front view thereof; and,

FIG. 11 is a rear view thereof.

The dash-dot lines in the drawings represent the bounds of the claimeddesign.

The dash-dash lines in the drawings depict portions of an insole thatform no part of the claimed design.

CLAIM The ornamental design for a portion of an insole, as shown anddescribed.